Home / 132,997.29-183,563.57-81,323.22

Finding the Fourth Proportional to 132,997.29, 183,563.57 and 81,323.22

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Solution

The fourth proportional to 132,997.29, 183,563.57 and 81,323.22 is: 112,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,997.29 : 183,563.57 = 81,323.22 : x
  2. Step 2: Convert to fraction form
    132,997.29/183,563.57 = 81,323.22/x
  3. Step 3: Cross multiply
    132,997.29x = 183,563.57 × 81,323.22
  4. Step 4: Simplify right side
    132,997.29x = 14,927,979,262.66
  5. Step 5: Solve for x
    x = 14,927,979,262.66/132,997.29
  6. Step 6: Final answer
    x = 112,242.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.